1WXF	Ligase	date	Jan 23, 2005
title	E.Coli Nad Synthetase
authors	R.Jauch, A.Humm, R.Huber, M.C.Wahl
compound		source
Molecule: Nh(3)-Dependent Nad(+) Synthetase Chain: A Synonym: Nad Synthetase, Nitrogen-Regulatory Protein Ec: 6.3.1.5 Engineered: Yes		Organism_scientific: Escherichia Coli Organism_taxid: 562 Expression_system: Escherichia Coli Bl21(De3) Expression_system_taxid: 469008 Expression_system_strain: Bl21(De3) Expression_system_vector_type: Plasmid Expression_system_plasmid: Prsethe
symmetry	Space Group: P 31 2 1	R_factor 0.183 R_Free 0.217
crystal cell	length a length b length c angle alpha angle beta angle gamma 91.887 91.887 76.321 90.00 90.00 120.00
method	X-Ray Diffraction	resolution	2.30 Å
ligand		enzyme	Ligase E.C.6.3.1.5 BRENDA
related structures	by homologous chain: 1KAS, 1WXG
Gene Ontology	Chain Function Process Component A
Primary reference	Structures of Escherichia coli NAD Synthetase with Substrates and Products Reveal Mechanistic Rearrangements., Jauch R, Humm A, Huber R, Wahl MC, J Biol Chem 2005 Apr 15;280(15):15131-15140. Epub 2005 Feb 7. PMID:15699042

Data retrieval

Asymmetric unit, PDB entry: [header only] [complete with coordinates] (47 Kb) [Save to disk] Biological Unit Coordinates (1wxf.pdb1.gz) 43 Kb Biological Unit Coordinates (1wxf.pdb2.gz) 86 Kb CSU: Contacts of Structural Units for 1WXF Likely Quarternary Molecular Structure file(s) for 1WXF Structure Factors (132 Kb) Retrieve 1WXF in mmCIF format [Save to disk] SEQRES to COORDINATES correlation for 1WXF from S2C, [Save to disk] Re-refined 1wxf structure from PDB_REDO, a databank with updated and optimised macromolecular X-ray diffraction structure models

View 1WXF in 3D

Proteopedia, because life has more than 2D. On Jmol, a nice Rasmol like molecule viewer. This is good for easiest viewing of basic structure. On FirstGlance, an excellent tool for a guided tour on the structure components, by E. Martz.

Visual 3D analysis of 1WXF

Ramachandran plot from PDBSum

Structure-derived information

Electron Density related parameters from EDS Electron Density Server, at Upsala Dipole moment, from Dipole Server at Weizmann Institute 3D motif for 1WXF, from MSDmotif at EBI

Sequence-derived information

View one-letter amino acid or nucleotide sequence for each chain: [1wxf_A] [1wxf] SWISS-PROT database: [P18843] Domain organization of [NADE_ECOLI] by SWISSPFAM

Other resources with information on 1WXF

Community annotation for 1WXF at PDBWiki (http://pdbwiki.org) MMDB (Entrez's Structure Database)

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